Intersections, midpoint, line, right angle, C1.

[STEP I 2004 Question 6 (Pure)]

Feet of the perpendicular, geometrical interpretation, collinear.

[STEP III 2003 Question 7 (Pure)]

Ellipsoid, plane, orthocentre, circumcentre, triangle, centroid, triangle, line segment, ratio.

[STEP III 2001 Question 6 (Pure)]

Sum of squares, centroid, C1

[STEP I 1999 Question 2 (Pure)]

Ruritanian Infantry division, flagpoles, cartesian equations, straight lines, C1.

[STEP II 1994 Question 7 (Pure)]

Square pyramid, vectors, quadrilateral, parallelogram.

[STEP III 1993 Question 8 (Pure)]

3-dimensional space, position vector, equation of path.

[STEP III 1991 Question 4 (Pure)]

3-dimensional space, line, intersection, angle, C1.

[STEP III 1990 Question 2 (Pure)]

Curve, intersection, projection, area of quadrilaterals, inequality, C1.

[STEP I 1990 Question 9 (Pure)]

Coal seam, inclined plane, bearing, trigonometry, bore hole.

[STEP III 1989 Question 2 (Pure)]